package com.lotterymanage.service;

/**
 * 系统ip service接口.
 * @author lxz
 * @date Apr 20, 2010
 */
public interface SystemService {

    /**
     * 验证IP是否合法.
     * @param ip String
     * @return true false
     */
    boolean isValidIp(final String ip);

}
